view xrogue/rings.c @ 179:ca876944b196

Advanced Rogue 7: rename magic users to magicians. Class names with spaces in them confuse anything that parses the logfile. The documentation does refer mostly to magicians.
author John "Elwin" Edwards
date Sat, 22 Aug 2015 10:55:53 -0400
parents cadff8f047a1
children f54901b9c39b
line wrap: on
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/*
    rings.c - Routines dealing specificaly with rings
    
    XRogue: Expeditions into the Dungeons of Doom
    Copyright (C) 1991 Robert Pietkivitch
    All rights reserved.
    
    Based on "Advanced Rogue"
    Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
    All rights reserved.

    Based on "Rogue: Exploring the Dungeons of Doom"
    Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
    All rights reserved.
    
    See the file LICENSE.TXT for full copyright and licensing information.
*/

#include <stdlib.h>
#include <string.h>
#include <curses.h>
#include "rogue.h"

/*
 * routines dealing specifically with rings
 */

/*
 * how much food does this ring use up?
 */

ring_eat(hand)
register int hand;
{
    if (cur_ring[hand] == NULL)
        return 0;
    switch (cur_ring[hand]->o_which) {
        case R_VAMPREGEN:
            return 3;
        case R_REGEN:
        case R_SUSABILITY:
            return 2;
        case R_HEALTH:
            return 1;
        case R_SEARCH:
        case R_SEEINVIS:
            return (rnd(100) < 50);  /* 0 or 1 */
        case R_DIGEST:
            if (cur_ring[hand]->o_ac >= 0)
                return (-(cur_ring[hand]->o_ac)-1);
            else
                return (-(cur_ring[hand]->o_ac));
    }
    return 0;
}

ring_on(item)
register struct linked_list *item;
{
    register struct object *obj;
    register int save_max;

    obj = OBJPTR(item);

    /*
     * Calculate the effect it has on the poor guy.
     */
    switch (obj->o_which)
    {
        case R_ADDSTR:
            save_max = max_stats.s_str;
            chg_str(obj->o_ac);
            max_stats.s_str = save_max;
        when R_ADDHIT:
            pstats.s_dext += obj->o_ac;
        when R_ADDINTEL:
            pstats.s_intel += obj->o_ac;
        when R_ADDWISDOM:
            pstats.s_wisdom += obj->o_ac;
        when R_SEEINVIS:
        if (on(player, CANSEE)) msg("Your eyes sparkle.");
        else msg("Your eyes begin to tingle.");
            turn_on(player, CANSEE);
            light(&hero);
            mvwaddch(cw, hero.y, hero.x, PLAYER);
        when R_AGGR:
            aggravate(TRUE, TRUE);  /* all charactors are affected*/
        when R_WARMTH:
        if (on(player, NOCOLD)) msg("You feel warm all over.");
        else msg("You begin to feel warm.");
            turn_on(player, NOCOLD);
        when R_FIRE:
        if (on(player, NOFIRE)) msg("You feel quite fire proof now.");
        else msg("You begin to feel fire proof.");
            turn_on(player, NOFIRE);
        when R_LIGHT: {
            if(roomin(&hero) != NULL) {
                light(&hero);
                mvwaddch(cw, hero.y, hero.x, PLAYER);
            }
    }
        when R_SEARCH:
            start_daemon(ring_search, (VOID *)NULL, AFTER);
        when R_TELEPORT:
            start_daemon(ring_teleport, (VOID *)NULL, AFTER);
    }
    status(FALSE);
    if (r_know[obj->o_which] && r_guess[obj->o_which]) {
        free(r_guess[obj->o_which]);
        r_guess[obj->o_which] = NULL;
    }
    else if (!r_know[obj->o_which] && 
             askme && 
             (obj->o_flags & ISKNOW) == 0 &&
             r_guess[obj->o_which] == NULL) {
        nameitem(item, FALSE);
    }
}

/*
 * print ring bonuses
 */

char *
ring_num(obj)
register struct object *obj;
{
    static char buf[5];

    if (!(obj->o_flags & ISKNOW))
        return "";
    switch (obj->o_which)
    {
        case R_PROTECT:
        case R_ADDSTR:
        case R_ADDDAM:
        case R_ADDHIT:
        case R_ADDINTEL:
        case R_ADDWISDOM:
        case R_DIGEST:
            buf[0] = ' ';
            strcpy(&buf[1], num(obj->o_ac, 0));
        when R_AGGR:
        case R_LIGHT:
        case R_CARRY:
        case R_TELEPORT:
            if (obj->o_flags & ISCURSED)
                return " cursed";
            else
                return "";
        otherwise:
            return "";
    }
    return buf;
}

/* 
 * Return the effect of the specified ring 
 */

ring_value(type)
{
    int result = 0;

    if (ISRING(LEFT_1, type))  result += cur_ring[LEFT_1]->o_ac;
    if (ISRING(LEFT_2, type))  result += cur_ring[LEFT_2]->o_ac;
    if (ISRING(LEFT_3, type))  result += cur_ring[LEFT_3]->o_ac;
    if (ISRING(LEFT_4, type))  result += cur_ring[LEFT_4]->o_ac;
    if (ISRING(RIGHT_1, type)) result += cur_ring[RIGHT_1]->o_ac;
    if (ISRING(RIGHT_2, type)) result += cur_ring[RIGHT_2]->o_ac;
    if (ISRING(RIGHT_3, type)) result += cur_ring[RIGHT_3]->o_ac;
    if (ISRING(RIGHT_4, type)) result += cur_ring[RIGHT_4]->o_ac;
    return(result);
}